nanocore | ab979a4a967d3d9623ea151dc31985f985f91e61d65ab04f9ef4e030439543d0

General

Target

HSBC PAYMENT_Pdf_.exe
Size

816KB
MD5

c2b47a1bb3ff01f35b2b83b35178f194
SHA1

7703a484866f04fbd1ffedcbc38feefa23701e63
SHA256

e2cd955271edb0b25c6acdff6cd35d4ef9e74a2b84e085c83156a9cf4b4f99f8
SHA512

9d283c6ebaba18c3b1ef2eed0cb762cf8088b15549ace309dfc66b9ab8663927dd3da71fb8785a4838954ff2504b00baca4349d96858e59cc94ad283bec4923f
SSDEEP

12288:Ly10PPJaxEOCf5lpLR6AlA+4TLjtO9k9OEw94cKlwJny/pqIr8jgs:DekmME24plwJydr6gs

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

194.5.98.160:4090

Mutex

ea2bb8b5-d2e0-4823-aedc-8aa35cc7d5c0

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-07-31T21:42:11.241839236Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4090
default_group
OLUWAAA
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
ea2bb8b5-d2e0-4823-aedc-8aa35cc7d5c0
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
194.5.98.160
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

HSBC PAYMENT_Pdf_.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Service = "C:\\Program Files (x86)\\UDP Service\\udpsv.exe"	HSBC PAYMENT_Pdf_.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

HSBC PAYMENT_Pdf_.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA HSBC PAYMENT_Pdf_.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

HSBC PAYMENT_Pdf_.exe

description pid process target process

PID 1504 set thread context of 1940 1504 HSBC PAYMENT_Pdf_.exe HSBC PAYMENT_Pdf_.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	HSBC PAYMENT_Pdf_.exe

description	pid	process	target process
PID 1504 set thread context of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe

Drops file in Program Files directory 2 IoCs

Processes:

HSBC PAYMENT_Pdf_.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Service\udpsv.exe	HSBC PAYMENT_Pdf_.exe
File opened for modification	C:\Program Files (x86)\UDP Service\udpsv.exe	HSBC PAYMENT_Pdf_.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1732 schtasks.exe
520 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

HSBC PAYMENT_Pdf_.exe

pid process

1940 HSBC PAYMENT_Pdf_.exe
1940 HSBC PAYMENT_Pdf_.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

HSBC PAYMENT_Pdf_.exe

pid process

1940 HSBC PAYMENT_Pdf_.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

HSBC PAYMENT_Pdf_.exe

description pid process

Token: SeDebugPrivilege 1940 HSBC PAYMENT_Pdf_.exe

pid	process
1732	schtasks.exe
520	schtasks.exe

pid	process
1940	HSBC PAYMENT_Pdf_.exe
1940	HSBC PAYMENT_Pdf_.exe

pid	process
1940	HSBC PAYMENT_Pdf_.exe

description	pid	process
Token: SeDebugPrivilege	1940	HSBC PAYMENT_Pdf_.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

HSBC PAYMENT_Pdf_.exeHSBC PAYMENT_Pdf_.exe

description	pid	process	target process
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1504 wrote to memory of 1940	1504	HSBC PAYMENT_Pdf_.exe	HSBC PAYMENT_Pdf_.exe
PID 1940 wrote to memory of 1732	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 1732	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 1732	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 1732	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 520	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 520	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 520	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe
PID 1940 wrote to memory of 520	1940	HSBC PAYMENT_Pdf_.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\HSBC PAYMENT_Pdf_.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC PAYMENT_Pdf_.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1504

C:\Users\Admin\AppData\Local\Temp\HSBC PAYMENT_Pdf_.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC PAYMENT_Pdf_.exe"
2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1940

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB77.tmp"
3⤵
- Creates scheduled task(s)
PID:1732

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE07.tmp"
3⤵
- Creates scheduled task(s)
PID:520

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB77.tmp

Filesize
1KB

MD5
7c48276b3ab1a20c55cf770ecb72be18

SHA1
e8ec0b5ae58a53dd5a5e24f4fd0e4760dc504460

SHA256
3dedec1a6e6ed95c2331097ed0d2f264c57a834018cb5b533262d9a4b86727d7

SHA512
9b494d7da299da21bed0808620e86a2460a20b46148e8befeacc2112ce4fe60c2e8edf5c37985269783387409b2e982c25264d5fbac4092d267391933aaaec3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE07.tmp

Filesize
1KB

MD5
0a24db62cb5b84309c4803346caaa25d

SHA1
67660778f61bb44168c33ed3fe56ed86cf9583e8

SHA256
38d38647af394a04ee6add9f05c43244f04e64a6b96257f4b241a5038efa82df

SHA512
d25d9df063f44595d5e0bf890755bd387655131ff369eeedf3d11ffcc6202ca4455bbb33a8a926dd06839cbd1ddec3d06809b3c66a82c6518aa14beaa469a548

Download Submit
memory/520-75-0x0000000000000000-mapping.dmp

Download
memory/1504-59-0x0000000002090000-0x00000000020CA000-memory.dmp

Filesize
232KB

Download
memory/1504-54-0x0000000010FA0000-0x0000000011070000-memory.dmp

Filesize
832KB

Download
memory/1504-55-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download
memory/1504-56-0x0000000000520000-0x0000000000536000-memory.dmp

Filesize
88KB

Download
memory/1504-58-0x0000000005E30000-0x0000000005EA4000-memory.dmp

Filesize
464KB

Download
memory/1504-57-0x0000000001E00000-0x0000000001E0C000-memory.dmp

Filesize
48KB

Download
memory/1732-73-0x0000000000000000-mapping.dmp

Download
memory/1940-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-67-0x000000000041E792-mapping.dmp

Download
memory/1940-69-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-71-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-66-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-60-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1940-77-0x00000000002E0000-0x00000000002EA000-memory.dmp

Filesize
40KB

Download
memory/1940-78-0x0000000001DC0000-0x0000000001DDE000-memory.dmp

Filesize
120KB

Download
memory/1940-79-0x00000000002F0000-0x00000000002FA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads